<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <table>
    <tr><th>1</th><th>2</th></tr>
    <tr><th>3</th><td>4</td></tr>
    <tr><th>5</th><td>6</td></tr>
    </table>
</body>
</html>